The time at which the resource was most recently modified.
SDKs
Framework
static let contentModificationDateKey: URLResourceThis key corresponds to an NSDate value, or nil if the volume doesn't support modification dates.
The corresponding resource is read-write.
static let keysKey for the resource properties that have not been set after the set method returns an error, returned as an array of NSString objects.
static let addedThe time at which the resource’s was created or renamed into or within its parent directory, returned as an NSDate. Inconsistent behavior may be observed when this attribute is requested on hard-linked items. This property is not supported by all volumes. (read-only)
static let attributeThe time at which the resource’s attributes were most recently modified, returned as an NSDate object if the volume supports attribute modification dates, or nil if attribute modification dates are unsupported (read-only).
static let contentThe time at which the resource was most recently accessed.
static let creationThe time at which the resource was created.
static let customThe icon stored with the resource, returned as an NSImage object, or nil if the resource has no custom icon.
static let documentThe document identifier returned as an NSNumber (read-only).
static let effectiveThe resource’s normal icon, returned as an NSImage object (read-only).
static let generationAn opaque generation identifier, returned as an id <NSCopying, NSCoding, NSObject> (read-only)
static let hasKey for determining whether the resource’s extension is normally removed from its localized name, returned as a Boolean NSNumber object (read-write).
static let isKey for determining whether the resource is excluded from all backups of app data, returned as a Boolean NSNumber object (read-write).
static let isKey for determining whether the current process (as determined by the EUID) can execute the resource (if it is a file) or search the resource (if it is a directory), returned as a Boolean NSNumber object (read-only).
static let isKey for determining whether the resource is normally not displayed to users, returned as a Boolean NSNumber object (read-write).
static let isKey for determining whether the current process (as determined by the EUID) can read the resource, returned as a Boolean NSNumber object (read-only).
static let isKey for determining whether the resource is a symbolic link, returned as a Boolean NSNumber object (read-only).
static let isKey for determining whether the resource's system immutable bit is set, returned as a Boolean NSNumber object (read-write).
static let isKey for determining whether the resource's user immutable bit is set, returned as a Boolean NSNumber object (read-write).
static let isKey for determining whether the current process (as determined by the EUID) can write to the resource, returned as a Boolean NSNumber object (read-only).
static let labelThe resource’s label color, returned as an NSColor object, or nil if the resource has no label color (read-only).
static let labelThe resource’s label number, returned as an NSNumber object (read-write).
static let linkThe number of hard links to the resource, returned as an NSNumber object (read-only).
static let localizedThe resource’s localized label text, returned as an NSString object, or nil if the resource has no localized label text (read-only).
static let localizedThe resource’s localized or extension-hidden name, returned as an NSString object (read-only).
static let localizedThe resource’s localized type description, returned as an NSString object (read-only).
static let nameThe resource’s name in the file system, returned as an NSString object (read-write).
static let pathThe file system path for the URL, returned as an NSString object (read-only).
static let tagThe names of tags attached to the resource, returned as an array of NSString values (read-write).
static let typeThe resource’s uniform type identifier (UTI), returned as an NSString object (read-only).